High quality slim ballast All-purpose style/DPS style March with most popular lamp style DSP ballast, Support CANBUS system Features: 1. Long time life. 2. Save the electricity, 40% at least 3. over Brightness 4. Beautiful appearance 5. Convenience of installation 6. Security Parameter: Input voltage: 9V-32V Normal voltage: 6.5-12V Maximum input current:4.4+/-0.3A Normal current: 3.2+/-0.1(input12.8)4.2+/-0.1A (input24V) Output wattage: 35W/55W+/-1W Open circuit voltage: 400V Instantaneous voltage: 23000V Short circuit protect High Voltage protect 35V Low Voltage protect 7V Radiated EMI susceptibility: S95/54/EC Radiated EMI emission: S95/54 Open lamp circuit protection: Latch-off after 1 second Maximum output current: 8A initial lamp on,3A next 2secs Turn on light output: 70% at 2 secs, 85% at 3 secs Efficiency Rate:over 83% Details: Model FY-03 Style Super-slim Ballast Power 35W/ 55W Reverse- connect protect Y Input Voltage 9-32V Less Votage Protect Y Working Voltage 12V /24V Over Votage Protect Y Start Currency ≤6.5A Open Circuit Protect Y Swith efficiency 442±20 Hz Short Circuit Protect Y Min-Start Voltage 9V Less Votage Input Protect Y8.5 V Shell Material Aluminum Alloy Over voltage Input Protect Y Unit Size(mm) 88*72.5*31.5mm Warn Boot Memory Y Color Silver ,Black,yellow,gray Warranty up to 13 months